package lab03.test03;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

/**
 * Created by dell on 2017/11/16.
 */
public class Test {
    public static void main(String[] args) throws IOException {
        //字节流读写文件
        String path = "D:\\test.txt";
        String value = "Beijing！";
        FileOutputStream fileOutputStream = null;
        try {
            fileOutputStream = new FileOutputStream(path);

            fileOutputStream.write(value.getBytes());

        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                fileOutputStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        //读文件
        FileInputStream fileInputStream = null;
        try {
            fileInputStream = new FileInputStream(path);
            int tmp;
            //一次读一个字节
            while ((tmp = fileInputStream.read()) != -1) {
                System.out.print((char) tmp);
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            try {
                fileInputStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}





